Circular saw blade vent



FIG. 1 is a perspective view;

FIG. 2 is a front view;

FIG. 3 is a back view;

FIG. 4 is a bottom view;

FIG. 5 is a top view;

FIG. 6 is a left view; and,

FIG. 7 is a right view.

The broken lines in FIGS. 1-3 are included for the purpose of showing features that form no part of the claimed design. 

CLAIM The ornamental design for a “circular saw blade vent,” as shown and described. 